cakephp2-php8/lib/Cake/Model/Behavior/AclBehavior.php
2011-07-26 01:46:14 -04:30

133 lines
3.7 KiB
PHP

<?php
/**
* ACL behavior class.
*
* Enables objects to easily tie into an ACL system
*
* PHP 5
*
* CakePHP : Rapid Development Framework (http://cakephp.org)
* Copyright 2005-2011, Cake Software Foundation, Inc.
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright 2005-2011, Cake Software Foundation, Inc.
* @link http://cakephp.org CakePHP Project
* @package Cake.Model.Behavior
* @since CakePHP v 1.2.0.4487
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
*/
App::uses('AclNode', 'Model');
/**
* ACL behavior
*
* @package Cake.Model.Behavior
* @link http://book.cakephp.org/view/1320/ACL
*/
class AclBehavior extends ModelBehavior {
/**
* Maps ACL type options to ACL models
*
* @var array
*/
private $__typeMaps = array('requester' => 'Aro', 'controlled' => 'Aco', 'both' => array('Aro', 'Aco'));
/**
* Sets up the configuation for the model, and loads ACL models if they haven't been already
*
* @param mixed $config
* @return void
*/
public function setup($model, $config = array()) {
if (is_string($config)) {
$config = array('type' => $config);
}
$this->settings[$model->name] = array_merge(array('type' => 'controlled'), (array)$config);
$this->settings[$model->name]['type'] = strtolower($this->settings[$model->name]['type']);
$types = $this->__typeMaps[$this->settings[$model->name]['type']];
if (!is_array($types)) {
$types = array($types);
}
foreach ($types as $type) {
$model->{$type} = ClassRegistry::init($type);
}
if (!method_exists($model, 'parentNode')) {
trigger_error(__d('cake_dev', 'Callback parentNode() not defined in %s', $model->alias), E_USER_WARNING);
}
}
/**
* Retrieves the Aro/Aco node for this model
*
* @param mixed $ref
* @param string $type Only needed when Acl is set up as 'both', specify 'Aro' or 'Aco' to get the correct node
* @return array
* @link http://book.cakephp.org/view/1322/node
*/
public function node($model, $ref = null, $type = null) {
if (empty($type)) {
$type = $this->__typeMaps[$this->settings[$model->name]['type']];
if (is_array($type)) {
trigger_error(__('AclBehavior is setup with more then one type, please specify type parameter for node()', true), E_USER_WARNING);
return null;
}
}
if (empty($ref)) {
$ref = array('model' => $model->name, 'foreign_key' => $model->id);
}
return $model->{$type}->node($ref);
}
/**
* Creates a new ARO/ACO node bound to this record
*
* @param boolean $created True if this is a new record
* @return void
*/
public function afterSave($model, $created) {
$types = $this->__typeMaps[$this->settings[$model->name]['type']];
if (!is_array($types)) {
$types = array($types);
}
foreach ($types as $type) {
$parent = $model->parentNode();
if (!empty($parent)) {
$parent = $this->node($model, $parent, $type);
}
$data = array(
'parent_id' => isset($parent[0][$type]['id']) ? $parent[0][$type]['id'] : null,
'model' => $model->name,
'foreign_key' => $model->id
);
if (!$created) {
$node = $this->node($model, null, $type);
$data['id'] = isset($node[0][$type]['id']) ? $node[0][$type]['id'] : null;
}
$model->{$type}->create();
$model->{$type}->save($data);
}
}
/**
* Destroys the ARO/ACO node bound to the deleted record
*
* @return void
*/
public function afterDelete($model) {
$types = $this->__typeMaps[$this->settings[$model->name]['type']];
if (!is_array($types)) {
$types = array($types);
}
foreach ($types as $type) {
$node = Set::extract($this->node($model, null, $type), "0.{$type}.id");
if (!empty($node)) {
$model->{$type}->delete($node);
}
}
}
}